Methylethylketone is flammable and toxic and shall be
used only in a well-ventilated area away from sparks
or open flame.
Gloves should be worn during use.
Wipe panel skin within marked area and patch with a clean cloth
Appendix E) dampened with solvent and immediately wipe solvent from
with a clean, dry cloth.
Mix sufficient amount of adhesive (Item 1, Appendix E) in accordance
with manufacturers instructions.
Apply an even coat of adhesive to cutout core surfaces.
Insert core plug in cutout opening and press firmly in place.
Apply an even coat of adhesive around core plug and fill any gaps
Apply heat using tripod base heat lamp, Appendix B, Item 16, at
200°F (93.3°C) for 40 to 60 minutes to fully cure adhesive. Alternate cures:
150° F (65.6°C) for 4 hours or 75° F (23.9°C) for 72 hours.
Sand cured adhesive with sandpaper to obtain a smooth contour with
surface of panel skin.
Apply an even coat of adhesive to mating surface of patch.
Place patch over prepared area in same orientation as step j.
Align holes and using hand blind riveter, install 1/8 inch (3.18 mm)
diameter blind rivets (Items 15-16, Appendix 5).
(Refer to paragraph 4-32)
Clean repaired surface.
Caulk around repair patch.
(Refer to paragraph 4-42)
Refinish in accordance with paragraph 4-43)